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Duplex with One-Bedroom ADU

509 E Heron, Denison, TX 75021

For Sale
$245,000

Two tenant-occupied residences include updated interiors and a separate accessory dwelling with a loft bedroom.

Property Size2,116 SF
Price / SF$115.78
Days on Market79

Property Features for 509 E Heron

General Information

Standard status Active
Size 2,116 SF
Property subtype Multi-Family
Occupancy 100%

Additional Details

Multifamily Units 2
Tenant in Place Yes

Building Details

Year Built 1930
Tenancy Multi
Listing Agency: OmniKey Realty, LLC.
Listed By: Bernard Bell · License TX #0718117
Source: Realestatestation
Added: Aug 23 Changed: Nov 8 Last Checked: Nov 8 at 3:11PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of OmniKey Realty, LLC.

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Investment Insights

Based on property information with market context.

This 1930 property pairs a home with a 792-square-foot accessory dwelling unit. The ADU has a living area, loft bedroom, full bathroom, and full kitchen space. Inside the home, updated finishes include luxury vinyl plank flooring, refreshed bathrooms, and an updated kitchen with appliances. No carpet is present.

The two residences are identified as 509 and 511 E Heron in Denison. Both are tenant-occupied. The lease at 509 runs through June 2027, while the lease at 511 runs through April 30, 2027.

Key Highlights

  • 792‑square‑foot ADU with a loft bedroom, full bath, living area, and kitchen space
  • Both residences are tenant‑occupied
  • Lease at 509 runs through June 2027

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$16,221
Cap Rate
6.62%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$324,420 $324.4K
Cap Rate 7%
$231,729 $231.7K
Cap Rate 9%
$180,233 $180.2K
Market Conditions
NOI Build-Up for 2,116 SF
Gross rent
$26.2K $12.36/SF
− Vacancy
−$3.0K −$1.41/SF
EGI
$23.2K $10.95/SF
− OpEx
−$7.0K −$3.29/SF
NOI
$16.2K $7.67/SF
Area
Grayson County, TX
Vacancy
11.40%
Lease Rate
$12.36 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$324,420
Cap Rate 7%
$231,729
Cap Rate 9%
$180,233

Alternative Uses

Best Use
Multifamily LT 5
$231.7K
$202.8K – $270.4K (±1% cap)
NOI $16,221 @ 7.0% cap · market cap 6.62%
Second Best
Apartment 5plus
$205.4K
$179.7K – $239.7K (±1% cap)
NOI $14,379 @ 7.0% cap · market cap 5.87%
Theoretical Best
Office A
$744.3K
$651.3K – $868.4K (±1% cap)
NOI $52,104 @ 7.0% cap · market cap 21.27%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Lease Details

2
Residential units
100%
Occupancy
Multi-tenant
Tenancy

Location Intelligence

Trade Area within ½ mile

191
Businesses Nearby

Demographics for 75021, TX

8,288
Population
3,871
Households
2.1
Avg Household Size
44
Median Age
17%
College-Educated
90%
High-School Grad
58.4 sq mi
ZIP Area
142
Density / Sq Mi
$67,159
Median Household Income
$36,955
Median Earnings
$900
Median Rent
$188,600
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Properties on Market for Duplexes in Denison

Jul
Aug
Sep
Oct

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Two tenant-occupied residences include updated interiors and a separate accessory dwelling with a loft bedroom.
Where is this duplex located?
The property is located at 509 E Heron Denison, TX.
What is the asking price?
The asking price for this property is $245,000.
What are key features of this property?
This property features: 792‑square‑foot ADU with a loft bedroom, full bath, living area, and kitchen space; Both residences are tenant‑occupied; Lease at 509 runs through June 2027
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